12148277523223 has 4 divisors (see below), whose sum is σ = 12148641136008. Its totient is φ = 12147913910440.

The previous prime is 12148277523209. The next prime is 12148277523227. The reversal of 12148277523223 is 32232577284121.

12148277523223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12148277523223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12148277523227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181756273 + ... + 181823098.

It is an arithmetic number, because the mean of its divisors is an integer number (3037160284002).

Almost surely, 2^{12148277523223} is an apocalyptic number.

12148277523223 is a deficient number, since it is larger than the sum of its proper divisors (363612785).

12148277523223 is an equidigital number, since it uses as much as digits as its factorization.

12148277523223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363612784.

The product of its digits is 2257920, while the sum is 49.

The spelling of 12148277523223 in words is "twelve trillion, one hundred forty-eight billion, two hundred seventy-seven million, five hundred twenty-three thousand, two hundred twenty-three".